Sunan at-Tirmithiy كتاب الصلاة باب ما يقول إذا سلم من الصلاة
After ending his prayer (1), the Messenger of God, peace and blessings of God be upon him, would only sit long enough to say, "O God, You are The Perfection and the source of wholesomeness (2); blessed are You, The Owner of majesty and honor." Footnotes: (1) By saying "(may) God's peace, blessings and mercy be upon you" at the end of the prayer. (2) Freedom from fault or defect Click on ḥadīth to read more
The Messenger of God, peace and blessings of God be upon him, when ending his prayer (1), would ask God for His forgiveness three times and then say, "O God, You are The Perfection and the source of wholesomeness (2); Blessed are You, Lord of Majesty and Honor." Footnotes: (1) In the prescribed way to finish the prayer, i.e. saying "(may) God's peace, blessings and mercy be upon you." (2) Freedom from fault and defect. Click on ḥadīth to read more